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  1. BlackBerry Docs
  2. BlackBerry Work 3.1
  3. Configuring Office 365 Modern Authentication for BlackBerry Dynamics Apps
  4. Configure BlackBerry Work for iOS and Android app settings for Office 365 modern authentication
  5. Allow users to use the UPN to authenticate to Microsoft Exchange Online

Allow users to use the UPN to authenticate to 
Microsoft Exchange Online

If users in your environment are configured with UPNs that are different from their email address, complete the following steps for the 
BlackBerry Work
, 
BlackBerry Notes
, and 
BlackBerry Tasks
 client. No additional configuration is required to allow users to use UPN to authenticate when they use 
BlackBerry Connect
. 
Make sure that the client is running version 2.19 or later. 
  1. In the 
    BlackBerry UEM
     console, on the menu bar, click 
    Apps
    .
  2. Search for and click the app that you want to enable UPN for authentication. 
  3. In the 
    App configuration
     section, click an app configuration.
  4. Complete one or more of the following steps:
    1. For 
      BlackBerry Work
      , on the 
      Advanced Configuration
       tab, in the 
      Exchange User Name
       section, select the 
      UPN
       checkbox.
    2. For 
      BlackBerry Notes
      and 
      BlackBerry Tasks
      , on the 
      Exchange Settings
       tab, in the 
      Exchange User Name
       section, select the 
      UPN
       checkbox. 
  5. Click 
    Save
    .